Package org.jobrunr.utils

Class CollectionUtils

  • public class CollectionUtils
extends java.lang.Object

    • Method Summary

      All Methods Static Methods Concrete Methods 
      Modifier and Type Method Description
      static <T> java.util.ArrayList<T> asArrayList​(java.util.Collection<T> existingCollection)  
      static <T> java.util.List<T> asList​(T[] array, T... params)  
      static <T> java.util.Set<T> asSet​(java.util.Collection<T>... existingCollections)  
      static <T> java.util.Set<T> asSet​(T... items)  
      static <T> boolean isNotNullOrEmpty​(java.util.Collection<T> collection)  
      static <T> boolean isNotNullOrEmpty​(T[] someArray)  
      static <T> boolean isNullOrEmpty​(java.util.Collection<T> collection)  
      static <T> boolean isNullOrEmpty​(T[] someArray)  
      static <K,​V>
      java.util.Map<K,​V>      		 mapOf​(K key1, V value1)  
      static <K,​V>
      java.util.Map<K,​V>      		 mapOf​(K key1, V value1, K key2, V value2)  

      • Methods inherited from class java.lang.Object

        clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

    • Method Detail

      • isNotNullOrEmpty

        public static <T> boolean isNotNullOrEmpty​(java.util.Collection<T> collection)

      • isNullOrEmpty

        public static <T> boolean isNullOrEmpty​(java.util.Collection<T> collection)

      • isNotNullOrEmpty

        public static <T> boolean isNotNullOrEmpty​(T[] someArray)

      • isNullOrEmpty

        public static <T> boolean isNullOrEmpty​(T[] someArray)

      • asList

        public static <T> java.util.List<T> asList​(T[] array,
                                           T... params)

      • asArrayList

        public static <T> java.util.ArrayList<T> asArrayList​(java.util.Collection<T> existingCollection)

      • asSet

        public static <T> java.util.Set<T> asSet​(T... items)

      • asSet

        public static <T> java.util.Set<T> asSet​(java.util.Collection<T>... existingCollections)

      • mapOf

        public static <K,​V> java.util.Map<K,​V> mapOf​(K key1,
                                                         V value1)

      • mapOf

        public static <K,​V> java.util.Map<K,​V> mapOf​(K key1,
                                                         V value1,
                                                         K key2,
                                                         V value2)